Coverage Levels

The Call Coverage metric is not explictly listed but is implicitly covered by Condition Coverage, MC/DC and MCC.

Visualization

For easier analysis the source code is colored depending on whether a line, branch or condition is covered – or not:

See our site http://www.opencoverage.net for more sophisticated examples from real world projects.

Selecting the right level

Safety standards are a good source for selection of coverage levels that should be tracked. See  Code Coverage Metrics Recommended by ISO 26262 for an example from the automotive industry.